PNEUMATIC TIRE Russian patent published in 2014 - IPC B60C13/00 

FIELD: transport.

SUBSTANCE: invention relates to automotive industry. Proposed tire comprises tread, two side strips, two beads and carcass extending between said beads via tread and side strips. Tire outer surface at radially inner area inside maximally wide part of the carcass is furnished with the vent lines extending in the tire lengthwise direction. Note here that vent lines include radially inner first vent line and radially outer second vent line. Area between first and second vent lines is composed of a toothed area including spaced apart small ribs extending from first vent line to second vent line. Toothed area comprises the deepest sections and shortest sections. The latter are located inside the thick edge level of every vent line while the deepest sections are located at the level of the tire virtual outer surface, or there outside. Virtual outer surface is the surface smoothly connecting the tire outer surface smoothly connecting the tire outer surface located directly radially inside the first vent line and outer surface located directly radially outside the outer second vent line.

EFFECT: better abutment of tire rubber to the mould.

12 cl, 9 dwg, 1 tbl